JBL JR300BT vs. EPOS I SENNHEISER ADAPT 135T USB-C II

Headphones Comparison, Reviews and Tests

In depth comparison and review of JBL JR300BT and EPOS I SENNHEISER ADAPT 135T USB-C II. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.

Headphones Specifications Comparison

JBL JR300BT vs. EPOS I SENNHEISER ADAPT 135T USB-C II Comparison Chart
DESIGN AND DIMENSIONS JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Product Type Headphones - Bluetooth - wireless Headset - wired - 3.5 mm jack, USB-C
Series - ADAPT 100 Series
Weight 110 g 145.3 g JBL JR300BT are lighter than JBL JR300BT headphones.
Colour Orange/blue | Tropic teal | Pink Black
Earpad Material Polyurethane leather Leatherette
Design Kids -
Recommended Use Portable electronics Portable electronics, computer
Bluetooth Range (Operating Distance) 15 m -
SOUND QUALITY JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Headphones Form Factor On-ear On-ear
Headphones Technology Dynamic Dynamic
Adjustable Headband Yes -
Foldable Yes - JBL JR300BT can be folded.
Connectivity Technology Wireless Wired
Wireless Technology Bluetooth -
Bluetooth Version Bluetooth 4.0 -
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
Sound Output Mode Stereo Stereo
Sound Effects - EPOS Voice
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Impedance 32 Ohm -
Max Sound Pressure - 115 dB
Diaphragm 32 mm -
Magnet Material - Neodymium
In-Cord Volume Control - Yes
MICROPHONE JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Form Factor Built-in -
Type - Boom
Microphone Operation Mode - Mono
Noise Cancelling - Yes EPOS I SENNHEISER ADAPT 135T USB-C II microphone can cancel out ambient noise.
Frequency Response - 100 - 8000 Hz
REMOTE CONTROL JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Controls Power on/off, answer/end, play/pause Volume, answer/end
CABLE JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Cable Type USB charge cable Headset cable
FEATURES JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Features - EPOS ActiveGard
Additional Functions Volume limiter -
BATTERY AND CHARGING JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Battery Type Headphone battery rechargeable - lithium polymer -
Battery Capacity 170 mAh -
Battery Life 12 hour(s) -
Charging Time 2 hour(s) -
WIRELESS LINK JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Modulation Type GFSK, 8-DPSK, DQPSK -
Radio Frequency Range 2.402 - 2.480GHz -
CONNECTIONS JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Connector Type - Headset (USB Type-C)
Headset (mini-phone 3.5mm)
OTHERS JBL JR300BT EPOS I SENNHEISER ADAPT 135T USB-C II
Included Accessories Stickers, USB charge cable -
Software Certification - Certified for Microsoft Teams, Optimised for UC
Service & Support Limited warranty - 1 year Limited warranty - 2 years
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